/* ====================================================================
 * The Apache Software License, Version 1.1
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 * modification, are permitted provided that the following conditions
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 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
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 *    if and wherever such third-party acknowledgments normally appear.
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
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 * <http://www.apache.org/>.
 *
 * Portions of this software are based upon public domain software
 * originally written at the National Center for Supercomputing Applications,
 * University of Illinois, Urbana-Champaign.
 */
package net.java.sip.communicator.gui.config.xml;

import java.util.LinkedHashMap;
import java.util.Vector;

import net.java.sip.communicator.common.Console;

/**
 * Represents All the configirations
 *      <config name="custom properties">
 * the value of the attribute name is the key in configurationTree
 * and the value representing this key is config node (like <media> ) - ConfigNode.class
 *
 * @author Damian Minkov
 */
public class ConfiguraionTree
{
	private static Console console = Console.getConsole(ConfiguraionTree.class);

	//Using LinkedHashMap to preserve insertion order
    private LinkedHashMap configurationTree = null;

	public ConfiguraionTree()
    {
	    configurationTree = new LinkedHashMap();
    }

	/**
	 * Add a new configuration to the Configuration tree
	 *
	 * @param name of the configuation
	 * @param configNodes the child nodes of this configuration
	 */
	public void addConfiguration(String name, Vector configNodes)
	{
		try
		{
			console.logEntry();

		    configurationTree.put(name, configNodes);
		}
		finally
		{
		   console.logExit();
		}
	}

	/**
	 * Returns the specified config node
	 *
	 * @param name Name ot the configuration to return
	 * @return the configuration specified by name param
	 */
	public Vector getConfigNode(String name)
	{
		try
		{
			console.logEntry();

		    return (Vector)configurationTree.get(name);
		}
		finally
		{
		   console.logExit();
		}
	}

	/**
	 * Returns all configuration names
	 *
	 * @return the configuration names
	 */
	public String[] getConfigurationNames()
	{
		String result[] = new String[configurationTree.size()];
		configurationTree.keySet().toArray(result);

		return result;
	}
}